Tens of kilometers above Earth's surface, high-energy particles from outer space constantly strike the atmosphere, creating ...

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Venus, often called Earth's twin, is in fact a planet of extremes. Beneath its thick carbon dioxide atmosphere are crushing ...

(CNN) — Scientists are trying to solve a decade-long mystery by determining the identity of anomalous signals detected from below ice in Antarctica. The strange radio waves emerged during a search for ...

Cosmic dust from shooting stars, not Venus itself, is responsible for a puzzling haze layer beneath the planet’s sulfuric ...

For a few hours each lunar day, the radiation environment near the moon quietly shifts. Measurements now suggest that parts ...

Archaeologists are now using cosmic ray muon imaging to see underground without digging. This new technique has successfully ...

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A complete survey of all the particle and antiparticle activity that goes on during the Sun’s 11-year cycle has found previously unknown ways these particles behave. Cosmic rays coming from outside ...

When we gaze up at the night sky, we often marvel at the twinkling stars, distant planets, and expansive galaxies. Yet, beyond the visible spectrum lies a more mysterious aspect of the cosmos—cosmic ...